Activity support



FIG. 1 is a top perspective view showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a side view thereof;

FIG. 6 is a side view thereof; and,

FIG. 7 is a perspective side view thereof.

The broken lines are included for the purpose of illustrating portions of the activity support and form no part of the claimed design. 

CLAIM I claim the ornamental design for an activity support, as shown and described. 